// JavaScript Document

function autoNav()
{

	var base_site = "http://leadershiplinc.illinoisstate.edu/";

	var page_url = document.URL;
	if (page_url.substr(page_url.length-1)=="/") page_url=page_url.substr(0, page_url.length-1);
	page_url = page_url.replace(/%2D/g, "-");
	page_url = page_url.replace(/%5F/g, "_");
	if (page_url.substr(base_site.length).indexOf("/")>0)
	{
		var page_trunk = page_url.substr(base_site.length).substr(0, page_url.substr(base_site.length).indexOf("/"));
	} else {
		var page_trunk = "";
	}
	var leftNavBar = document.getElementById("wrapSiteLink");

	var links = leftNavBar.getElementsByTagName("a");
	for (var i = 0; i < links.length; i++)
	{
		var url = links[i].href
		if (url.substr(base_site.length).indexOf("/")>0)
		{
			var trunk = url.substr(base_site.length).substr(0, url.substr(base_site.length).indexOf("/"));
		} else {
			var trunk = "";
		}
		while (url.charAt(url.length-1)=="/") url = url.substr(0, url.length-1);
		if (url.substr(0, base_site.length)==base_site)
		{
			if (url==page_url || url+"/index.shtml"==page_url || url+"index.shtml"==page_url || url+"/"==page_url)
			{
				// Page Match - the page the user is visiting
				links[i].className=" autonav_current_page "+links[i].className;
			} else if (url == page_url.substr(0, url.length)) {
				// Parent chain - this page is a parent of the one the user is visiting
				links[i].className=" autonav_parent_path "+links[i].className;
			} else if (url.substr(0, url.lastIndexOf("/"))==page_url.substr(0, url.lastIndexOf("/"))) {
				a = 1;
			} else if (url.substr(base_site.length, url.length-base_site.length-1).indexOf("/") > 0) {
				// Not in path - not a top level link and not in path, hide this link
				links[i].style.display = "none";
			}
		}
	}
}